CCHT PRACTICE EXAM QUESTIONS
WITH CORRECT ANSWERS 2025
annually - correct answer-AAMI Chemical Analysis of water used for hemodialysis is tested
Clean the machine surface immediately - correct answer-A dialysis technician observes a drop of blood
on the surface of a patient's hemodialysis machine. Which of these actions should the dialysis technician
take?
About one ounce (30 ml) fluid is on the floor - correct answer-A dialysis technician observes all of the
below on the treatment floor, which one poses an environment risk?
An artery to a vein - correct answer-A fistula connects
Vitamin B12 - correct answer-A marker used to determine the middle molecule clearance of a dialyzer is
Cations and anions - correct answer-A mixed- bed DI tank contains
A glomerulus and a tubule system - correct answer-A nephron is made up of
An infiltration - correct answer-A patient complains of pain at the venous needle site. The dialysis
technician observes there is swelling distal to the venous needle site and that the venous pressure is
rising. The dialysis technician should suspect
Dialysis Disequilibrium Syndrome - correct answer-A patient who is to receive their first dialysis
treatment is prone to?
bananas - correct answer-A patient tells the technician that the dietician reviewed high potassium foods
with her. During the conversation she states she routinely eats the following foods. Which one is highest
in potassium?
It's a new Federal regulation - correct answer-A reason why a dialysis technician is to be certified is
,Clotting of extracorporeal circuit - correct answer-A rise in transmembrane pressure in a low flux dialyzer
during hemodialysis is indicative of
Never document something that someone else did - correct answer-A teammate asks you to document
the normal saline he just gave to Mr. Smith. You would:
May rupture and cause the patient to bleed profusely - correct answer-A true aneurysm can be
dangerous because it
Was the predialysis sample drawn from the venous port? - correct answer-A patient's laboratory results
indicate that the predialysis BUN level was lower than the post dialysis BUN level. When interpreting
these findings the technician should seek the answer to which of these questions?
Tachycardia - correct answer-A rapid pulse of 104 beats/minute would indicate that the patient has:
500 - correct answer-A patient's dry weight is 154.0 (70kg) and the patient's pre treatment weight is
158.4. (72kg). For a four- hour treatment, how many mL/ hour must the patient lose to reach dry
weight?
200 CFU/mL - correct answer-AAMI standards for the total microbial count of dialysate shall not exceed:
3-5% of EDW - correct answer-Acceptable interdialytic weight gains are
Less than two (2) EU/mL - correct answer-According to AAMI the standard level for endotoxins levels is
4/15/2010 - correct answer-According to the new Conditions for Coverage, all dialysis technicians are to
be certified by a national certifying agency or state specific certification by:
Nutritional - correct answer-Albumin is an important test that tells about the patient's
Vitamin B12 - correct answer-All of the following are phosphate binders except:
, numbness and tingling - correct answer-All of the following may be signs and symptoms of an infected
access except:
The absence of disease producing organisms - correct answer-Asepsis is defined as
1,385 mL/hr - correct answer-Based on Mrs Smith's total amount of fluid to be removed, what is the
ultrafiltration rate per hour (mL/hr) for her 4 hour treatment?
Discard the needle - correct answer-Before a hemodialysis treatment, the technician removes the cap
from the fistula needle and accidentally touches the chair with the tip of the needle. Which of these
actions should the technician take first?
Hemolysis - correct answer-Dialysate that is too hot will cause
Weight at which the patient has no edema or fluid in the lungs and BP is normal - correct answer-Dry
weight is defined as the
Disconnection of the bloodline - correct answer-During a hemodialysis treatment the technician
responds to a low venous pressure alarm. The most likely cause for this alarm is:
Blood - correct answer-Biohazardous waste includes any material exposed to:
Diffusion - correct answer-Decreasing the patient's prescribed blood flow rate affects the rate of
Stop the pump - correct answer-During a hemodialysis treatment, a patient's venous needle infiltrates.
Which of these actions should the dialysis technician take first?
Between 7.0 and 7.4 - correct answer-Dialysate pH should be:
WITH CORRECT ANSWERS 2025
annually - correct answer-AAMI Chemical Analysis of water used for hemodialysis is tested
Clean the machine surface immediately - correct answer-A dialysis technician observes a drop of blood
on the surface of a patient's hemodialysis machine. Which of these actions should the dialysis technician
take?
About one ounce (30 ml) fluid is on the floor - correct answer-A dialysis technician observes all of the
below on the treatment floor, which one poses an environment risk?
An artery to a vein - correct answer-A fistula connects
Vitamin B12 - correct answer-A marker used to determine the middle molecule clearance of a dialyzer is
Cations and anions - correct answer-A mixed- bed DI tank contains
A glomerulus and a tubule system - correct answer-A nephron is made up of
An infiltration - correct answer-A patient complains of pain at the venous needle site. The dialysis
technician observes there is swelling distal to the venous needle site and that the venous pressure is
rising. The dialysis technician should suspect
Dialysis Disequilibrium Syndrome - correct answer-A patient who is to receive their first dialysis
treatment is prone to?
bananas - correct answer-A patient tells the technician that the dietician reviewed high potassium foods
with her. During the conversation she states she routinely eats the following foods. Which one is highest
in potassium?
It's a new Federal regulation - correct answer-A reason why a dialysis technician is to be certified is
,Clotting of extracorporeal circuit - correct answer-A rise in transmembrane pressure in a low flux dialyzer
during hemodialysis is indicative of
Never document something that someone else did - correct answer-A teammate asks you to document
the normal saline he just gave to Mr. Smith. You would:
May rupture and cause the patient to bleed profusely - correct answer-A true aneurysm can be
dangerous because it
Was the predialysis sample drawn from the venous port? - correct answer-A patient's laboratory results
indicate that the predialysis BUN level was lower than the post dialysis BUN level. When interpreting
these findings the technician should seek the answer to which of these questions?
Tachycardia - correct answer-A rapid pulse of 104 beats/minute would indicate that the patient has:
500 - correct answer-A patient's dry weight is 154.0 (70kg) and the patient's pre treatment weight is
158.4. (72kg). For a four- hour treatment, how many mL/ hour must the patient lose to reach dry
weight?
200 CFU/mL - correct answer-AAMI standards for the total microbial count of dialysate shall not exceed:
3-5% of EDW - correct answer-Acceptable interdialytic weight gains are
Less than two (2) EU/mL - correct answer-According to AAMI the standard level for endotoxins levels is
4/15/2010 - correct answer-According to the new Conditions for Coverage, all dialysis technicians are to
be certified by a national certifying agency or state specific certification by:
Nutritional - correct answer-Albumin is an important test that tells about the patient's
Vitamin B12 - correct answer-All of the following are phosphate binders except:
, numbness and tingling - correct answer-All of the following may be signs and symptoms of an infected
access except:
The absence of disease producing organisms - correct answer-Asepsis is defined as
1,385 mL/hr - correct answer-Based on Mrs Smith's total amount of fluid to be removed, what is the
ultrafiltration rate per hour (mL/hr) for her 4 hour treatment?
Discard the needle - correct answer-Before a hemodialysis treatment, the technician removes the cap
from the fistula needle and accidentally touches the chair with the tip of the needle. Which of these
actions should the technician take first?
Hemolysis - correct answer-Dialysate that is too hot will cause
Weight at which the patient has no edema or fluid in the lungs and BP is normal - correct answer-Dry
weight is defined as the
Disconnection of the bloodline - correct answer-During a hemodialysis treatment the technician
responds to a low venous pressure alarm. The most likely cause for this alarm is:
Blood - correct answer-Biohazardous waste includes any material exposed to:
Diffusion - correct answer-Decreasing the patient's prescribed blood flow rate affects the rate of
Stop the pump - correct answer-During a hemodialysis treatment, a patient's venous needle infiltrates.
Which of these actions should the dialysis technician take first?
Between 7.0 and 7.4 - correct answer-Dialysate pH should be:
